Chapter 1 - Intro To Stats, Charts, And Graphs Flashcards
A science dealing with the collection, analysis, interpretation, and presentation of numerical data is called _______
Statistics
One way to subdivide the field of statistics is into the two branches of _______ and ______
Descriptive and Inferential
A collection of persons, objects or items of interest is a ___________
Population
Data gathered from a whole population is called a
Census
If a population consists of all the radios produced today in the Akron facility and if a quality control inspector randomly selects forty of the ratios, the group of forty is referred to as _______
A Sampl
If data are used to reach conclusions only about the group from which the data are gathered, then the statistics are referred to as ________ statistics
Descriptive
If data are gathered from a subgroup of a larger group and the data are used to reach conclusions about the larger group, then the statistics are said to be ______ statistics
Inferential
Another name for inferential statistics is _______ statistics
Inductive
Descriptive measures which are usually denoted by Greek letters are called ______
Parameter
A Characteristic of any entity being studied that is capable of taking on different values is a ________
Variable
When a standard process is used to assign numbers to particular attributes or characteristics of a variable, it is called a ____
Measurement
Recorded measurements are
Data
The highest level of data measurement is ____
Ratio
If a number represents the geographic location of a business, then the level of data represented by the number is probably ______
Interval
If the data being gathered are only ordinal level data, then the researcher should only use ___ statistics to analyze the data
Nonparametric
The level of data measurement used when ranking items is ___
Ordinal
The ages of managers of fast-food restaurants are which level of data?
Ratio
An employee’s identification number is what level of data?
Nominal
The number of freight cars per train for five hundred trains is what type of data?
Ratio
The elevation of a town is what type of data?
Interval
The number of feet it takes a car to stop going fifty miles per hour is what type of data?
Ratio
The number of ounces of orange juice consumed by each Floridian in the morning is what type of data?
Ratio
The volume of wheat in each silo in Nebraska in August is what type of data?
Ratio
A rating scale of productivity of each worker has as its adjectives: very poor, poor, average, good, outstanding
Ordinal
A person’s religious preference is which type of data?
Nominal
Weights of statistics’ textbooks is what type of data?
Ratio
Years of experience on the job is what type of data?
Ratio
Number representing a worker’s assignment to the red team, blue team, or green team at oak where the red team is considered the top workers, the green team is considered the least productive workers, and the blue team is for workers in the middle is what type of data?
Ordinal
